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1.50 g of liquid ethanol (C₂H₅OH) is burned in excess oxygen gas according to the following reaction:
C₂H₅OH(l) + 3O₂(g) ⟶ 2CO₂(g) + 3H₂O(l)
The reaction releases 44.5 kJ of heat. What is ΔH for the reaction as written?


Sagot :